the american delegation to south africa includes not only president obama and the first lady, but also three former presidents, george w. bush will be there and president clinton and jimmy carter. this appears to be on the second time in u.s. history that that many presidents, four living presidents, will be together, somewhere outside the united states. the only other time that has ever happened in history was at the funeral of jordan's king hussein back in 1999, when the president was bill clinton and he was joined by three of his presidential predecessors. but four u.s. presidents all together, all at once, that will be part of the remarkable scene tomorrow morning inside africa's largest soccer stadium in soweto. you may remember this from the amazingly large chorus of zuvela. when south africa hosted the world cup in 2010. when president obama left the white house this morning, it was unclear if he would be asked to speak at the memorial service at the stadium, but now we know that he will be win one of six world leaders delivering remarks at the event. it will be our president al